1. SUS316 stainless steel body and spool for duribility and long life.
2. Suitable for harsh working enviroments like outdoor and chemical facility.
3. 5/2 & 5/3 way as well as different ports size for selection.
1. Model: SPU520-02, 03, 04S/D. 
2. Port size: 1/4", 3/8", 1/2". 
3. Sectional area: 35m㎡. 
4. Fluid: compressed air. 
5. Acting: inner pilot. 
6. Working pressure: 1.5~8kgf/c㎡. 
7. Max. pressure: 9.99kgf/c㎡. 
8. Ambient temperature: -10℃~60℃. 
9. Isulation: F. 
10. Duty cycle: 100%ED. 
11. Voltage tolerance: ±10. 
12. Protection deg.: F. 
13. Standard voltage: 220VAC, 110VAC, 24VDC. 
14. Net weight: Single solenoid-1000g, Double solenoid-1200g.